Background
Mille-Marie Treschow is the daughter of estate owner Gerhard Aage Treschow (1923–2001) and Nanna, née Meidell (born 1926).
Mille-Marie Treschow is the daughter of estate owner Gerhard Aage Treschow (1923–2001) and Nanna, née Meidell (born 1926).
Treschow belongs to the Danish and Norwegian noble family of Treschow. In 2012 they announced their separation. Mille-Marie Treschow has been a pupil at Croft House School in Dorset, England.
She has also Norwegian examen artium.
She received a Master of Business Administration in Switzerland, and she has additionally economic studies from the United States of America and home economics studies from France. Based in Larvik, Treschow manages —Treschow Fritzøe— an extensive consortium consisting of properties and forest as well as industry, trade, and other enterprises.
She owns a private estate and resides at Fritzøehus Manor in Larvik. Succeeding her father in 1986, she is the 6th generation owning and running the family industry.
Treschow has an estimated private fortune of 1.5 billion Norwegian kroner (NOK) or about $250 million United States dollar. She is as such one of the wealthiest women in Norway.
Her husband Stein Erik Hagen is considered being worth about 10 billion NOK or about $2 billion United States dollar.